From what was the confederate states of America created

A slave states within the union

B free states within the union

C slave territories outside of the union

D states that had seceded from the union

D

Explanation:

the Confederate States of America were a group of southern states that disagreed with a number of policies the united state made into law, mainly the abolition of slavery considering that slaver was the main source of income form the south during the time, they succeded and claimed independence, which was the cause of the American Civil War.